Zayden is experiencing confusion and nausea, but not pain. he has also discovered that he is having problems with his lungs, kidney, and liver. what illegal drug is zayden most likely abusing?

The physician ordered velosef (cephradine) im 50 mg/kg/day in equally divided doses four times a day for a child who weighs 40 pounds. convert pounds to kilograms and then calculate the prescribed dosage. mg every hours